Briefcase



FIG. 1 is a front perspective view of an embodiment of a briefcase;

FIG. 2 is a front view of the embodiment of the briefcase of FIG. 1;

FIG. 3 is a rear view of the embodiment of the briefcase of FIG. 1;

FIG. 4 is a left side view of the embodiment of the briefcase of FIG. 1;

FIG. 5 is a right side view of the embodiment of the briefcase of FIG. 1;

FIG. 6 is a top view of the embodiment of the briefcase of FIG. 1;

FIG. 7 is a bottom view of the embodiment of the briefcase of FIG. 1;

FIG. 8 is a front perspective view an embodiment of a briefcase;

FIG. 9 is a front view of the embodiment of the briefcase of FIG. 8;

FIG. 10 is a rear view of the embodiment of the briefcase of FIG. 8;

FIG. 11 is a left side view of the embodiment of the briefcase of FIG. 8;

FIG. 12 is a right side view of the embodiment of the briefcase of FIG. 8;

FIG. 13 is a top view of the embodiment of the briefcase of FIG. 8; and,

FIG. 14 is a bottom view of the embodiment of the briefcase of FIG. 8.

The broken lines illustrate portions of the briefcase and form no part of the claimed design. The drawings include grey surface shading that represents contour and not surface ornamentation or color. The dotted surface pattern shown in the drawings represents a dimpled pattern, not color. 

CLAIM The ornamental design for a briefcase, as shown and described. 